/**
 * @auther Lee
 * @Date 2017/11/14 14:23
 * return 
 *
 */
class T {

    public static void main(String[] args) {

        Map<String,Object> sonMap = new HashMap<String,Object>()
        Map<String,Object> parentMap = new HashMap<String,Object>()

        sonMap.put("name","张三")
        sonMap.put("age","20")

        parentMap.put("map",sonMap)


        parentMap.get("map").putAt("address","北京")
        println parentMap

    }
}
